Home / 460,169.40-690,261.24-144,626.31

Finding the Fourth Proportional to 460,169.40, 690,261.24 and 144,626.31

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Solution

The fourth proportional to 460,169.40, 690,261.24 and 144,626.31 is: 216,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,169.40 : 690,261.24 = 144,626.31 : x
  2. Step 2: Convert to fraction form
    460,169.40/690,261.24 = 144,626.31/x
  3. Step 3: Cross multiply
    460,169.40x = 690,261.24 × 144,626.31
  4. Step 4: Simplify right side
    460,169.40x = 99,829,936,077.22
  5. Step 5: Solve for x
    x = 99,829,936,077.22/460,169.40
  6. Step 6: Final answer
    x = 216,941.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.